JP2811887B2 - The receiving device - Google Patents

The receiving device

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Publication number
JP2811887B2
JP2811887B2 JP2077977A JP7797790A JP2811887B2 JP 2811887 B2 JP2811887 B2 JP 2811887B2 JP 2077977 A JP2077977 A JP 2077977A JP 7797790 A JP7797790 A JP 7797790A JP 2811887 B2 JP2811887 B2 JP 2811887B2
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Japan
Prior art keywords
information
program
means
receiving
clock
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JP2077977A
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Japanese (ja)
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JPH03277087A (en
Inventor
均 井上
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ソニー株式会社
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Priority to JP2077977A priority Critical patent/JP2811887B2/en
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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/06Systems for the simultaneous transmission of one television signal, i.e. both picture and sound, by more than one carrier
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network, synchronizing decoder's clock; Client middleware
    • H04N21/433Content storage operation, e.g. storage operation in response to a pause request, caching operations
    • H04N21/4334Recording operations
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network, synchronizing decoder's clock; Client middleware
    • H04N21/436Interfacing a local distribution network, e.g. communicating with another STB or inside the home ; Interfacing an external card to be used in combination with the client device
    • H04N21/43622Interfacing an external recording device
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47End-user applications
    • H04N21/472End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
    • H04N21/47214End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for content reservation or setting reminders; for requesting event notification, e.g. of sport results or stock market
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61Network physical structure; Signal processing
    • H04N21/6106Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6143Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via a satellite
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/84Generation or processing of descriptive data, e.g. content descriptors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/78Television signal recording using magnetic recording
    • H04N5/782Television signal recording using magnetic recording on tape
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/08Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/087Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only
    • H04N7/088Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital
    • H04N7/0887Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital for the transmission of programme or channel identifying signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/16Analogue secrecy systems; Analogue subscription systems
    • H04N7/162Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/165Centralised control of user terminal ; Registering at central
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/16Analogue secrecy systems; Analogue subscription systems
    • H04N7/167Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/1675Providing digital key or authorisation information for generation or regeneration of the scrambling sequence

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明はスカイポート・スクランブル・システムの独立データを用いた及び受信装置に関する。 BACKGROUND OF THE INVENTION [FIELD OF THE INVENTION The present invention relates to and receiving apparatus using the independent data Sky port scrambling system.

〔発明の概要〕 本発明は受信装置に関し、送信予定の番組のチャンネル情報、開始時刻情報、終了時刻情報からなる番組情報及び時計補正用時刻情報が、映像及び/又は音声信号と共に送信される放送信号を受信する受信装置において、 SUMMARY OF THE INVENTION The present invention relates to a receiving apparatus, the broadcast channel information of the transmission program scheduled start time information, program information and clock correction time information consisting end time information, which is transmitted together with the video and / or audio signals in the receiving apparatus for receiving a signal,
放送信号を受信する受信手段と、受信手段によって受信された放送信号から番組情報と時計補正用時刻情報を抽出する抽出手段と、抽出された番組情報を記憶する記憶手段と、日付情報と時刻情報とを発生する時計手段と、 Receiving means for receiving a broadcast signal, storage means for storing extraction means for extracting the program information and clock correction time information from the received broadcast signal, program information extracted by the receiving means, the date information and time information and clock means for generating a door,
抽出された時計補正用時刻情報と時計手段の時刻とを比較し、比較結果に基づいて時計手段の時刻を補正する補正手段と、記憶された番組情報を表示部に表示すべく表示処理する表示処理手段と、表示部に表示された番組情報に基づいて、使用者に予約番組を指定させる指定手段と、指定された番組の開始時刻情報又は終了時刻情報と時計手段の時刻とを比較し、比較結果に基づいて記録再生装置を制御する第1の制御信号を発生すると共に、指定された番組の開始時刻情報と時計手段の時刻との比較結果に基づいて、指定された番組の放送チャンネルを選局するように受信手段を制御する第2の制御信号を発生する発生手段とを備えて、送信番組を自動的に記録出来る様にしたものである。 Comparing the time of the extracted clock correction time information and clock means, compares the correcting means for correcting the time of the clock unit based on the result, to the display process to be displayed on the display unit the stored program information display processing means, on the basis of the program information displayed on the display unit, compares a designation unit to designate the reserved user program, and a time of the start time information or end time information and clock means of the specified program, comparison with generating a first control signal for controlling the recording and reproducing apparatus based on the result, based on the comparison result between the time of start time information and clock means designated program, the broadcast channel of the designated program and a generating means for generating a second control signal for controlling the receiving means so as to select a channel, in which the manner can automatically record the transmission program.

〔従来の技術〕 [Prior art]

スカイポート・スクランブル・システムは従来の衛星放送の標準伝送方式に適合域は準拠しており、特にテレビの映像、音声等の信号を受信契約者に有料で供給するためにスクランブルを成して映像、音声信号の秘匿性を保つ必要がある。 Sky port scrambling system is compliant is compatible range to the standard transmission system of conventional satellite broadcasting, video forms a scramble in order to supply a fee especially television of the video, the signal of the voice or the like to subscribers , it is necessary to maintain the confidentiality of the audio signal. この為に映像信号はラインシャフリングが成され、音声信号などでは擬似ランダム信号加算等が行なわれている。 Video signal in this order is the line shuffling is done, the pseudo random signal such as addition are carried out in the voice signal.

この様なスカイポート・スクランブル・システムの関連情報としては番組に関する番組情報、契約終了時にデコーダのデスクランブル機能を強制的にオン、オフさせる制御情報、加入者毎の契約情報や情報暗号を解くワークキー等の個別情報、有料放送サービスに関する情報を受信機側で付加的に表示するメッセージ情報等から成り立っている。 Program information about the program is as relevant information of such a sky port scrambling system, forced on the de-scrambling function of the decoder at the end of the contract, control information to be off, work to solve the contract information and information encryption of each subscriber individual information such as keys, are made up of a message such as information additionally displayed at the receiver information about the pay broadcast service. この様な関連情報は後述するも第6図の如くスカイポート管理センター(1)から地球局(2)側の各地域に設けられた複数のスクランブラに送られ、音声・映像信号の送出されるスクランブラ(3a)(3b)‥ Such additional information is sent to a plurality of scramblers provided Sky port management center as Figure 6 will be described later (1) in each region of the earth station (2) side, the transmission of audio and video signals that scrambler (3a) (3b) ‥
‥内で多重され、送信アンテナ(4a)(4b)‥‥を介して通信衛星(5)に向けてこれら情報をスクランブルして送信する。 Is multiplexed in ‥, and transmits the scrambled these information to the transmitting antenna (4a) (4b) communication satellite via ‥‥ (5). 通信衛星(5)ではこの情報を契約ユーザの受信機(7)側に送信する。 In the communication satellite (5) transmits this information CSG user of the receiver (7) side. 契約ユーザ側の受信アンテナ(6)で受信した情報は受信機(7)内でデスクランブルされ、TV受信機に受像或いはVTR(8)等に録画、録音が成される。 Contract information received by the receiving antenna (6) of the user side is descrambled in the receiver (7), an image receiving or recording on VTR (8) or the like to the TV receiver, recording is made.

〔発明が解決しようとする課題〕 [Problems that the Invention is to Solve]

上述の従来構成で説明したスカイポート・スクランブル・システムによって、例えばスクランブルされた音声、映像情報を関連情報からデスクランブルして通常音声、映像に変換し、VTR(8)等に自動的に録音、録画する場合には、タイマ予約等で行なうことになり、スカイポート・スクランブル・システムに於いて自動的に番組を録画するシステムは未だ存在していない。 By Sky Port scrambling system described in the prior construction described above, for example to convert the scrambled audio, video information from the related information descrambled usually audio, the video, automatically recording the VTR (8) or the like, in the case of recording, will be carried out in the timer reservation, etc., the system to automatically record the program at the Sky port scrambling system does not yet exist.

本発明は上述の如き要求に対応し得る及び受信装置を得ることを目的とするもので、録音、録画時に番組やキャンセル用の操作釦を押圧するだけで自動的に記録或いは映出が成される様にしたものである。 The present invention aims at obtaining the above-such corresponding can and receiving the request apparatus, recording, automatically recording or Utsude is made only by pressing the operation button for program or cancel during recording in which was set to that.

〔課題を解決するための手段〕 [Means for Solving the Problems]

本発明は受信装置は送信予定の番組のチャンネル情報、開始時刻情報、終了時刻情報からなる番組情報(9)及び時計補正用時刻情報(10)が、映像及び/又は音声信号(32),(33),(34)と共に送信される放送信号を受信する受信装置(7)において、放送信号を受信する受信手段(7a)と、受信手段(7a)によって受信された放送信号から番組情報と時計補正用時刻情報を抽出する抽出手段(7e)と、抽出された番組情報を記憶する記憶手段(7g)と、日付情報の時刻情報とを発生する時計手段(7h)と、抽出された時計補正用時刻情報(10)と時計手段(7h)の時刻とを比較し、該比較結果に基づいて時計手段(7h)の時刻を補正する補正手段(7e)と、記憶された番組情報(9)を表示部(7f)に表示すべく表示処理する表示処理手段(7e The present invention is receiver channel information to be transmitted program, start time information and end time consisting information program information (9) and a clock correcting time information (10), video and / or audio signal (32), ( 33) (in a receiving apparatus for receiving a broadcast signal transmitted with 34) (7), the broadcast signal receiving means for receiving (7a), the program information and clock from the received broadcast signal by the receiving means (7a) and extraction means for extracting the correction time information (7e), and storage means for storing program information extracted (7 g), and clock means for generating time information of the date information (7h), extracted clock correction use the time information (10) compares the time of the clock means (7h), and correcting means for correcting the time of the clock means (7h) based on the comparison result (7e), the stored program information (9) display processing means for displaying processed to display on the display unit (7f) and (7e と、表示部(7f)に表示された番組情報(9)に基づいて、使用者に予約番組を指定させる指定手段(7c),(7d),(7 If, based on the display unit program information displayed in (7f) (9), specifying means for specifying the reserved program to the user (7c), (7d), (7
j)と、指定された番組の開始時刻情報又は終了時刻情報と時計手段(7h)の時刻とを比較し、比較結果に基づいて記録再生装置(8)を制御する第1の制御信号を発生すると共に、指定された番組の開始時刻情報と時計手段(7h)の時刻との比較結果に基づいて、指定された番組の放送チャンネルを選局するように受信手段を制御する第2の制御信号を発生する発生手段(7e)とを備えて成るものである。 And j), and compares the time of the start time information or end time information and clock means of the specified program (7h), generating a first control signal for controlling the recording and reproducing apparatus (8) on the basis of the comparison result thereby, the second control signal for controlling the receiving means so as to tune based on a comparison result between the time of start time information and clock means of the specified program (7h), a broadcast channel of the designated program those comprising a generating means for generating (7e).

〔作用〕 [Action]

本発明の及び受信装置ではスカイポート・スクランブラ・システムの伝送信号中の独立データを有効に利用すること各種データや番組情報を簡単な操作で記録することの出来るものが得られる。 In and receiving apparatus of the present invention which is capable of recording various data and program information can be effectively utilized independent data in the transmission signal sky port scrambler system with a simple operation is obtained.

〔実施例〕 〔Example〕

以下、本発明の及び受信装置の一実施例を図面について詳記する。 Hereinafter, an embodiment of the and the receiving device present invention to Shoki for drawings.

第1図及び第2図で受信装置を説明するに先だちスカイポート・スクランブル・システムの送信装置を第3図について説明する。 The transmission apparatus Sky port scrambling system prior to describing the receiving apparatus in FIGS. 1 and 2 will be described FIG. 3. 尚、第6図と対応部分には同一符号を付して示す。 Incidentally, the parts corresponding with Figure 6 are denoted by the same reference numerals.

一般にスカイポート・スクランブル・システムは前記した様に特定の視聴者を対象とし受信契約者に有料で通信衛星を用いてビデオ・オーディオ・デジタルデータ等を提供するもので受信契約以外の視聴者は視聴出来ない様に伝送信号をスクランブル及びエンクリプションして伝送する。 Generally Sky port scrambling system other than the reception contract provides a video and audio digital data and the like using a communication satellite for a fee to the subscriber directed to a particular viewer as mentioned above viewers view the transmission signal to transmit scrambling and encryption to so as not to be. この様にスクランブル及びエンクリプションされて伝送された有料データを受信するためには受信契約者の受信機或は受像機側でのデスクランブラでしか戻せない構成と成されている。 It has been made the configuration can not be returned only in the descrambler at the receiver or the receiver side of the subscriber in order to receive the pay data that is transmitted this way to be scrambling and encryption.

スカイポート・スクランブル・システムの全体的なシステムは次の如き要素から成り立っている。 The overall system of Sky port scrambling system is made up of the following such as element.

(i)管理センター この管理センターはユーザの加入、契約、解約、契約変更、課金処理、ユーザデータ管理等の顧客の管理を一括して行なう (ii)地球局 管理センターから送られるユーザデータに基づきスクランブル、エンクリプションされた送信信号を電波に乗せて通信衛星に送信する。 (I) Administration Center This management center is the user's subscription contract, termination, contract changes, billing process is performed collectively customer management such as user data management (ii) based on the user data sent from the earth station control center scrambling, put on radio waves encryption transmission signal to the communication satellite.

(iii)通信衛星 地球局からの電波を受けて、再び地上に送信する。 And (iii) receiving a radio wave from a communication satellite earth station, and transmitted to the ground again.

(iv)ユーザ 通信衛星からの送信電波を受信する受信(像)機とデスクランブラを有する契約者であり、有料データを視聴する。 (Iv) a subscriber having a descrambler and reception (image) for receiving a radio wave transmitted from the user communication satellite, view pay data.

この様なスカイポート・スクランブル・システムで第3図の(1)は地球局内のスカイポート管理センターであり、この管理センター(1)内のホストコンピュータ(CPU)から上記したユーザデータやコマンドデータ等の関連情報はモデム(12)及び専用回線(13)を介し、 (1) of FIG. 3 in such a sky port scrambling system is sky port management center of the earth station, the user data and command data or the like described above from the control center (1) in the host computer (CPU) related information via a modem (12) and the dedicated line (13) of,
スクランブラを含む制御系に設けられたモデム(14)に伝送される。 It is transmitted to the modem (14) provided in the control system including a scrambler. モデム(14)からのこれらデータはデータブランチ(15)に供給され、スクランブル装置(3a)を構成する第1の制御系(例えば現用機器)(16)と第2 Modem These data from (14) is supplied to the data branch (15), a first control system that constitutes the scrambling device (3a) (e.g. working equipment) (16) and the second
の制御系(例えば予備機器)(17)に同時に並列的に分岐して供給されて同時に受信処理される。 A control system (e.g., spare equipment) (17) to be supplied in parallel to the branch simultaneously received and processed simultaneously. 但し、管理センター(1)内のCPUとの受授は現用機器(16)側とのみ行なう。 However, 受授 the CPU in the management center (1) is performed only the working device (16) side. 第1及び第2の制御系にはコントローラ(1 The first and second control-system controller (1
8)と(19)並にスクランブラ(20)と(21)を有する。 Having 8) and (19) and parallel to the scrambler (20) to (21). これらコントローラ(18)と(19)内にはハードディスクが含まれ、このハードディスク内にはユーザデータのIDナンバ管理データ等が格納され、同一構成とされている。 These are the controller (18) (19) within contains hard, ID number management data such as user data in the hard disk is stored, is the same configuration. スクランブラ(20)と(21)も同一の構成とされている。 Scrambler (20) (21) also has the same structure. スクランブラ(20)と(21)には送出制御装置(24)で制御されるビデオ、オーディオ、デジタルオーディオ送出装置(25)からビデオ信号(32)及び左右オーディオ信号(33)と(34)が供給され、更に後述するデジタルデータ(41)及びモード/コントロールデータの受授がスクランブラバックアップコントローラ(2 Video scrambler (20) (21) controlled by the transmission control unit (24), audio, digital audio delivery device (25) from a video signal (32) and left and right audio signal (33) is (34) It is supplied, further described below the digital data (41) and the mode / control data 受授 scrambler backup controller (2
2)と送出制御装置(24)間で行なわれている。 It is performed between 2) and the transmission control unit (24). コントローラ(18)と(19)並にスクランブラ(20)と(21) Controller (18) and (19) parallel to the scrambler (20) (21)
間のデータ受授はRS−232C(42a)(42b)によって行なわれると共にコントローラ(18)及び(19)間にも相互にデータ受授を行なうRS−232C(30)及び高速データ受授が行なわれるイーサーネット(31)が設けられている。 Data 受授 between the performed RS-232C (42a) RS-232C (30) for performing data 受授 mutual also between the controller (18) and (19) together is carried out by (42b) and the high speed data 受授Ethernet (31) is provided to be. 通信プロトコルとしてはTCP/IPを用いコントローラ(18)と(19)はTCP/IPの端末となっている。 As a communication protocol controller (18) using a TCP / IP (19) has a TCP / IP of the terminal. 第1及び第2の制御系を構成する現用機器(16)と予備機器(1 Working devices (16) and spare equipment constituting the first and second control systems (1
7)のスクランブラ(20)及び(21)からはスクランブル及びエンクリプションされたビデオ信号(36a)(36 Scrambler (20) and (scrambling and encryption video signal from 21) of 7) (36a) (36
b)、サブキャリア(35a)(35b)、後述するもビットストリーム信号等がスクランブラバックアップコントローラ(22)に供給される。 b), the sub-carrier (35a) (35b), also bit stream signal or the like will be described later, is supplied to the scrambler backup controller (22). スクランブラバックアップコントローラ(22)からはスクランブラ(20)と(21)にデジタルデータ(37a)(37b)、モードデータ(38a) Digital data scrambler scrambler from the backup controller (22) and (20) to (21) (37a) (37b), the mode data (38a)
(38b)、ステータス・チェックデータ(39a)(39b) (38b), status check data (39a) (39b)
等が供給される。 And the like is supplied. デジタルデータ(37a)(37b)は例えば、64kBPS又は256kBPSのシリアルデータでデジタルデータとクロック及びフレームシンクとのタイミング同期がとられてスクランブラ(20)と(21)に入力される。 Digital data (37a) (37b) for example, is input to 64kBPS or 256kBPS serial data in digital data and the clock and frame sync and timing synchronization is taken scrambler and (20) (21).
ビデオ、オーディオ、デジタルデータ送出装置(25)からのスクランブラ(20)と(21)に入力されるビデオ信号はNTSC方式に準拠し、スクランブルはフレームメモリを用いてラインシャフリングされ、オーディオ信号は最大4チャンネル迄入力可能であり、入力モードに従って Video, audio, a video signal input scrambler (20) to (21) from the digital data transmission apparatus (25) conforms to the NTSC system, scrambling is line shuffling by using a frame memory, an audio signal maximum up to 4 channels and it can be input, in accordance with the input mode
PCM変換され、スクランブル処理される。 Is PCM-converted and scrambled. 更に管理センター(1)からのサービスインフォーメーション用のサービスデータはコントローラ(18)と(19)とRS−232C Further service data of the service in a formation from the management center (1) and the controller (18) and (19) RS-232C
(42a)と(42b)を介してスクランブラ(20)及び(2 Scrambler via (42a) and the (42b) Bra (20) and (2
1)に入力される。 Is input to the 1). IDナンバ管理データはユーザ毎にビデオ、オーディオ、デジタルデータのいづれかを受信可能にするかを指定するオーソライズデータと、メッセージフラグから構成され、管理センター(1)からコントローラ(18)と(19)のハードディスクとクスランブラ(20)と(21)内のメモリに格納される。 And authorization data ID number management data specifying whether to enable receive either video for each user, audio, the digital data is composed of a message flag, the management from the center (1) and the controller (18) (19) is stored in the memory of the hard disk and Kusuranbura (20) (21). IDナンバ管理データに変更があれば管理センター(1)から変更データのみ伝送され、コントローラ(18)と(19)のハードディスク並にスクランブラ(20)のメモリの内容を更新する。 Only the changed data is transmitted from any changes in the ID number management data management center (1), and updates the contents of the memory of the scrambler (20) to the hard disk parallel controller (18) and (19).

上記した、PCM化してデジタルデータとされたデジタルオーディオデータ、デジタルデータ(37a)(37b)、 Above, digital audio data, digital data and digital data turned into PCM (37a) (37b),
サービスデータ、IDナンバ管理データはスクランブラ内で所定のフォーマットに従って統合され、ヘッダ等が付加されてビットストリーム信号の成され、4相DPSK(差動位相変調)信号としてスクランブラ(20)と(21)から出力される。 Service data, ID number management data are integrated according to a predetermined format in a scrambler, and a header or the like are added is made of a bit stream signal, 4-phase DPSK scrambler as (differential phase modulation) signal (20) ( is output from the 21). スクランブラ(20)と(21)の出力はスクランブラバックアップコントローラ(22)を介して送信装置(23)に送られ送信用アンテナ(4a)から通信衛星(27)に電波を送信する。 The output of the scrambler (20) (21) sends radio waves to the communication satellite (27) from the transmitting antenna is sent to the transmitter (23) via a scrambler backup controller (22) (4a). 通信衛星(5)からはユーザにスクランブルされた有料データが送信され、各ユーザの受信(像)機(6)で受信したスクランブルされた有料データをデスクランブルしてCRT等で視聴すると共にVTRに記録することになる。 Transmitted pay data scrambled user from the communication satellite (5), the VTR with the scrambled pay data received by the receiving of the user (image) machine (6) descrambles view of a CRT or the like It will be recorded.

上述のスクランブル装置でビデオ・オーディオデジタル送出装置(25)から送出されるビデオ信号はFMされ、 Video signal sent from the video and audio digital delivery device (25) in the above scrambling device is FM,
更にSHF帯の電波に変換されて通信衛星に送信される。 Is transmitted to the communication satellite is further converted into radio waves SHF band.
又オーディオ信号はPCM方式により、デシタル符号化し、更にこの信号で音声副搬送波をPSK(Phase Shift K Also the audio signal PCM method, and Deshitaru encoding further audio subcarrier in the signal PSK (Phase Shift K
eying)変調して伝送するPCA副搬送波方式であり、実際に伝送される信号は第4図のフレーム構成図に示す如く構成されている。 Eying) a PCA subcarrier system modulates transmit, signal actually transmitted is configured as shown in the frame configuration diagram of FIG. 4. オーディオ信号は1フレームが2048ビットからなるデジタル信号でこの信号は1秒間に1000回送信される。 Audio signal This signal is transmitted 1000 times per second digital signal one frame consists of 2048 bits. 即ち、第4図Aに示す様に1秒間に1〜10 That is, the fourth one second as shown in FIG. A 1 to 10
00フレームの2048Mビット分のデータ伝送が行なわれる。 00 data transmission 2048M bits of a frame is performed. この1フレーム構成を第4図Bに示してあるAモードでのフレーム同期は16ビットで受信側でのビットクロックの再生を容易にするためのものである。 Frame synchronization of the frame structure at the 4 A mode is shown in Figure B is intended to facilitate the reproduction of the bit clock of the receiving side at 16 bits. フレーム同期の次の16ビットは送信しているモードを示すビットで受信機側ではこの受信モードに応じて受信モードを切換える。 The next 16 bits of the frame sync switch the reception mode in response to the receive mode at the receiver a bit indicating the mode being transmitted. レンジビット32ビットより成り、この32ビットが8ビット毎に4分割され、オーディオ信号の音声1〜音声4に対応し、音声1〜音声4に対応する32ビット中の始めの3ビットはレンジ番号に対応するレンジビット、 Consists range bits 32 bits, the 32 bits are divided into four every 8 bits, corresponding to speech 1 voice 4 of the audio signal, 3 bits range number of beginning 32-bit in corresponding to the audio 1 voice 4 corresponding range bits,
残りの4ビットはレンジビットの誤り訂正ビット、最後のビットは0が送信される。 Error correction bits of the remaining 4 bits range bits, the last bit 0 is transmitted. Bモードでは第4図Cに示す様に音声3、音声4がないので、この分のレンジビットの16ビットは独立データ(1)を送信するビットに変わる。 In B-mode voice 3 as shown in Fig. 4 C, since there is no voice 4, 16-bit range bit of the minute change in the bit for transmitting independent data (1). 音声1〜音声4は夫々320ビットであり、Bモードでは音声1、音声2が1536ビットである。 Voice 1 Voice 4 are respectively 320 bits, 1 audio in B mode, the audio 2 is 1536 bits. 独立データはユーザが自由に利用出来るデータで全体で480ビット(Bモードでは224ビット)のうち独立データ(1)で示す256ビット(Bビットでは16ビット)とコントロールデータで示す160ビットはすでにスクランブラで利用され、独立データ(2)で示す64ビット×1000フレーム=64kBPSが自由に利用可能となっている。 Independent data 160 bits already scrambler indicated by the control data (16 bits in the B bit) 256 bit indicating user in total 480 bits at a freely available data independent data of (224 bits in the B mode) (1) is used in bra, 64-bit × 1000 frames = 64 kbps indicated by independent data (2) is freely use. Bモードの場合も全く同じである。 It is exactly the same as the case of the B mode. 最後の244ビットは誤り訂正符号で音声や独立データに付加される。 The last 244 bits are added to the audio and independent data with an error correction code. 本例では独立データのうち1秒間の64kBPSの独立データ(2)を利用し、独立データ(2)中第5図に示す様なデータフォーマット信号を挿入して送信する。 In this embodiment utilizes independent data 64kBPS one second of the independent data (2), and transmits the inserted data format signal such as shown in FIG. 5 in independent data (2). 同図でCHは各チャンネルのチャンネル情報で例えば、チャンネル番号等であり、次の番組開始及び番組終了時間情報(9)が2日分程常時送出される。 CH in the figure for example a channel information of each channel, a channel number or the like, the next program start and program end time information (9) is always delivered about two days minutes. 勿論番組が終了されたときにはその情報は送信されず新たな番組時間を更新して送信して行く、次のデータ(10)は時計機能を有する受信装置内のタイマを補正する補正用標準時間情報であり、これらの情報が常に送信こされている送信装置は契約しているチャンネルで常に受信状態にして置く様に成される。 The course when a program is terminated this information is going to send to update the new program time not sent, the next data (10) is corrected for the standard time information for correcting the timer in the receiving apparatus having the clock function , and the transmission device in which these information is constantly strained transmission is made as put in the always receive state on the channel has a contract.

この様なスクランブル情報を受信(像)する受信機の構成及び系統図を第1図に示す。 The construction and system diagram of a receiver for receiving such a scramble information (image) shown in Figure 1. 第1図Bで受信機(7)内には受信アンテナ(6)からのスクランブル情報を受信する受信部(7a)と、この受信部(7a)で受信したビデオ・オーディオ信号をデスクランブルしデコードする復号器(7b)と、マイクロコンピュータ(CPU) First receiver for receiving scrambled information from receive antenna (6) in Figure B the receiver (7) in a (7a), decodes descrambled video and audio signals received by the receiving section (7a) decoder and (7b), the microcomputer (CPU)
(7e)、番組情報等が格納される不揮発性メモリ(7g) (7e), a nonvolatile memory in which the program information and the like are stored (7 g)
年月日、時刻を発生するカレンダIC(7h)並に番組のキャンセル等を行なう第1のキャンセルキー(7c)、全録画をキャンセルする第2のキャンセルキー(7d)等を有する。 Date, first cancel key for the calendar IC (7h) cancellation of the program to the parallel or the like for generating a time (7c), with a like second cancel key to cancel the entire recording (7d). 更に第1図Aに示す様にこの受信機(7)の出力はVTR(8)やTV受像機(11)に出力される様に成されている。 The output of addition the receiver as shown in FIG. 1 A (7) is made as to be outputted to VTR (8) and the TV receiver (11).

上述の構成の受信機には契約チャンネルに受信出来る状態にして置くと送信装置から送信されて来る第5図に示したチャンネル情報CH、番組開始終了時間データ(9)、受信機タイマ補正用標準時間データ(10)を第2図の第1ステップST 1の様に読み込み、受信機(7) Channel information CH in the receiver shown in FIG. 5 transmitted from placing a transmitting apparatus in a state that can receive the subscription channels of the configuration described above, the program start and end time data (9), the receiver timer correction Standard time data is read (10) the first such step ST 1 of FIG. 2, the receiver (7)
の表示部(7f)に例えば、2日分程度の各チャンネルに対する番組が第1図Aの様に表示される。 For example, the display unit (7f) of the program for each channel on the order of 2 days is displayed as in Figure 1 A. 契約ユーザは例えば3月1日の8時から10時迄の7chの番組内容を新聞等でみて、録画したいか否かを判断し、録画しない場合にはマーカ送りキー(7j)を押圧すると3/1,8.00〜1 Contract user is viewing the program content of 7ch until 10:00 from 8:00 of, for example, March 1, in the newspapers, etc., it is determined whether or not want to record, and to press the marker feed key (7j) in the case of not recording 3 /1,8.00~1
0,0,7chの位置にあったマーカ(7j)が次の欄の3月1 Marker was in the position of 0,0,7ch (7j) of the next column March 1
日10時〜12時の1chのプログラム欄に移動する。 Day to move to 12 to program the column of 1ch o'clock 10:00. ここでこのプログラムを新聞でみて、録画したくなければキャンセルキー(7c)を押圧するとこのプログラム欄はキャンセルされる。 Here, look at this program in the newspaper, this program column is canceled when you press the cancel key (7c) If you do not want to recording. 同様の操作を表示部(7f)に表示されているプログラムについて行なって行く、尚、全録画キャンセルキー(7d)は表示部(7f)に表示されているすべてのプログラムを同時にキャンセルする時に用いられるキーである。 Go made about the program displayed on the display unit (7f) The same operation Incidentally, the total recording cancel key (7d) is used to cancel all the programs that are displayed on the display unit (7f) at the same time it is the key. この様に予めキャンセルキー(7c)でキャンセルされたプログラムだけが不揮発性メモリ(7g)から消失して行くことになる。 Only programs that have been canceled in this way in advance cancel key (7c) is to be going to disappear from the non-volatile memory (7g). 以下、第2図のフローチャートに戻って本例の動作を説明する、第1ステップST 1 Hereinafter, returning to the flowchart of FIG. 2 illustrating the operation of the present embodiment, the first step ST 1
でチャンネル情報CH、番組開始、終了時間データ(9)、標準時間データ(10)の読み込みが終了すると In the channel information CH, program start and end time data (9), the reading of the standard time data (10) ends
CPU(7e)は第2ステップST 2に進められてチャンネル情報CH、番組開始の終了時間データ(9)、標準時間データ(10)を不揮発性メモリ(7g)へ書込み更新を行なう。 CPU (7e) is channel information CH been promoted to the second step ST 2, the program start end time data (9), writing updated standard time data (10) to the nonvolatile memory (7 g). これは対応時間毎に行なわれる。 This is done for each corresponding time. 次の第3ステップ Following the third step
ST 3ではCPU(7e)はカレンダIC(7h)に発生させた年月日、時間と受信した標準時間データ(10)を比較して、 ST 3 the CPU (7e) compares date was generated in the calendar IC (7h), the standard time data received time (10),
時刻に差があれば受信した標準時間データ(10)に合わせる補正を行なう。 Standard time difference received if the time corrects match the data (10). 次の第4ステップST 4では先に説明したキャンセルキー(7c)や全録画キャンセルキー(7 The next fourth step ST 4 cancel key as described in the above (7c) and all cancel recording key (7
d)の操作が成されたか否か、即ち番組のキャンセルが有るか否かを判断し、キャンセルがある“YES"であれば第5ステップST 5に進んでキャンセルされた番組開始、 whether the operation of d) is performed, i.e. to determine whether cancellation of the program is present, there is a cancellation "YES" canceled proceeds to a fifth step ST 5, if the program start,
終了時間データ(9)及びチャンネル情報CHを不揮発性メモリ(7g)から消去し、第6ステップST 6に進む。 The end time data (9) and the channel information CH erased from the nonvolatile memory (7 g), the process proceeds to a sixth step ST 6. 第4ステップST 4で番組キャンセルがない場合も第6ステップST 6に進められる。 Even if there is no program cancel fourth step ST 4 proceeds to a sixth step ST 6. この第6ステップST 6ではCPU(7 In the sixth step ST 6 CPU (7
e)が番組の開始、終了時間を不揮発性メモリ(7g)から検索する。 e) is the start of the program, to find the end time from the non-volatile memory (7g). 第6ステップST 6が終了すると、第7ステップST 7でCPU(7e)が有するタイマ機能でタイマが所定の検索した番組の開始時間になったか否かを判断する。 When sixth step ST 6 is completed, the timer in the timer function of CPU (7e) having seventh step ST 7, it is determined whether it is the start time of the predetermined search programs.
番組開始時間になった“YES"の場合にはテレビ受信機(11)やVTR(8)等の外部機器にCPU(7e)からのコントロール信号により電源を“オン”にすると共に該当チャンネルにセットし、録画や録音の開始を行なう。 Set in the corresponding channel together with the case of becoming the program start time "YES" to "on" the power by control signals from the CPU (7e) to an external device such as a television receiver (11) and VTR (8) and, carry out the start of the recording or recording. 第7 Seventh
ステップST 7が“NO"の場合及び第8ステップST 8が終了すると第9ステップST 9でタイマ番組終了時間になったか否かを判断し、“YES"であればCPU(7e)からのコントロール信号により外部機器の電源を“オフ”にして録画を終了し、第11ステップST 11では終了した番組のチャンネル情報CH、番組開始、終了時間データ(9)を不揮発性メモリ(7g)から消去して第1ステップST 1に戻される第9ステップST 9が“NO"の場合も第1ステップST 1 Step ST 7, it is determined whether it is the timer program end time, the ninth step ST 9 when the case and the eighth step ST 8 of "NO" is terminated, control from if "YES" CPU (7e) the power of the external device to "off" to stop recording the signal, the channel information CH eleventh step ST 11 in the finished program, program start and end time data (9) is deleted from the nonvolatile memory (7 g) the first step in the case of the ninth step ST 9 is "NO", which is returned to the first step ST 1 Te ST 1
に戻されることになる。 Will back is it to.

本発明は叙上の様に動作させたので、受信装置側での番組予約に対する操作はキャンセルキーを押す操作だけで任意の予約番組の選択が可能となる。 Because the invention is operated as on ordination, operation for program reservation on the receiving apparatus side is possible to select any of the reserved program by simply pressing the cancel key. 尚、本発明は番組を自動的に記録する場合について説明したが、留守番録音等にも適用出来ることは明らかである。 The present invention has been described for the case of automatically record programs, it is clear that also applicable to answering the like. 又、本発明の送信装置によればスカイポート・スクランブラ・システムの独立データを有効に利用出来、受信装置側では基準時間に合せて、予約番組の録画を行なうことが出来るので受信装置側のタイマの狂いによる録画もれ等を生ずることはない。 Further, according to a transmitting apparatus of the present invention can effectively utilize the independent data Sky Port scrambler system, in accordance with the reference time at the receiving device side, the receiving apparatus can perform the recording of the reserved program It does not cause the recording leakage and the like due to deviation of the timer.

尚、本発明は叙上の実施例に限定されることなく本発明の要旨を逸脱しない範囲で種々変更し得ることは明らかである。 The present invention It is clear that may variously modified without departing from the scope of the present invention is not limited to the above examples ordination.

〔発明の効果〕 〔Effect of the invention〕

本発明のスクランブル装置によれば独立データ中の64 64 independent in the data according to the scrambling apparatus of the present invention
KBPSのデータを有効に利用したものが得られ、受信装置では送信されて来る標準時間に合せて録画を行なうため録画漏れのないものが得られる。 That effectively utilizing the data of KBPS is obtained, it is obtained having no recording leakage for performing recording in accordance with the standard time sent in the receiver. 更に自動受信記録装置では録画予約はキャンセルキーを押圧するだけの極めて簡単な操作で番組予約が出来るものが得られる効果を有する。 Further recording reservation in the automatic receiving and recording apparatus has the effect of what can program reservation in a very simple operation of pressing the cancel key is obtained.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

第1図は本発明の受信装置の一実施例を示す外観及び系統図、第2図は第1図の受信装置の流れ図、第3図は本発明のスクランブル装置の一実施例を示す系統図、第4 Appearance and system diagram showing an embodiment of a receiving apparatus of Figure 1 according to the present invention, FIG. 2 a flow diagram of the receiver of FIG. 1, system diagram showing an embodiment of FIG. 3 is scrambled device of the present invention , fourth
図はフレーム構成図、第5図は独立データ構成図、第6 FIG frame configuration diagram, Fig. 5 independent data configuration diagram, a sixth
図は従来のスクランブル装置の系統図である。 Figure is a system diagram of a conventional scrambling apparatus. (1)は管理センター、(2)は地球局、(3a)(3b) (1) The management center (2) is the earth station, (3a) (3b)
‥‥はスクランブル装置、(7)は受信機、(7e)はCP ‥‥ scramble device (7) is a receiver, (7e) is CP
U、(7c)はキャンセルキー、(7f)は表示部、(8) U, (7c) is cancel key, (7f) display unit, is (8)
はVTR、(20)(21)はスクランブラである。 The VTR, (20) (21) is a scrambler.

Claims (1)

    (57)【特許請求の範囲】 (57) [the claims]
  1. 【請求項1】送信予定の番組のチャンネル情報、開始時刻情報、終了時刻情報からなる番組情報及び時計補正用時刻情報が、映像及び/又は音声信号と共に送信される放送信号を受信する受信装置において、 上記放送信号を受信する受信手段と、 上記受信手段によって受信された放送信号から上記番組情報と上記時計補正用時刻情報を抽出する抽出手段と、 上記抽出された番組情報を記憶する記憶手段と、 日付情報と時刻情報とを発生する時計手段と、 上記抽出された時計補正用時刻情報と上記時計手段の時刻とを比較し、該比較結果に基づいて時計手段の時刻を補正する補正手段と、 上記記憶された番組情報を表示部に表示すべく表示処理する表示処理手段と、 表示部に表示された番組情報に基づいて、使用者に予約番組を指定させる 1. A channel information to be transmitted program start time information, program information and clock correction time information consisting end time information, a receiving apparatus for receiving a broadcast signal transmitted together with the video and / or audio signals a receiving means for receiving the broadcasting signal, and extracting means for extracting the program information and the clock correction time information from the broadcast signal received by the receiving means, storage means for storing program information of the extracted and clock means for generating the date information and time information, and correcting means for comparing the time of the extracted clock correction time information and the clock means corrects the time of the clock unit based on the comparison result a display processing means for displaying processed to display on the display unit the program information the storage, based on the program information displayed on the display unit, to designate the reserved user program 指定手段と、 上記指定された番組の開始時刻情報又は終了時刻情報と上記時計手段の時刻とを比較し、該比較結果に基づいて記録再生装置を制御する第1の制御信号を発生すると共に、上記指定された番組の開始時刻情報と上記時計手段の時刻との比較結果に基づいて、上記指定された番組の放送チャンネルを選局するように上記受信手段を制御する第2の制御信号を発生する発生手段と を備えることを特徴とする受信装置。 A designation unit, the comparison between the time of the start time information or the end time information and the clock unit of the designated program, generates a first control signal for controlling the recording and reproducing apparatus based on the comparison result, based on the comparison result between the time of the start time information and the clock unit of the designated program, it generates a second control signal for controlling the receiving means so as to select a broadcasting channel of the designated program receiving apparatus characterized by comprising a generating means for.
JP2077977A 1990-03-27 1990-03-27 The receiving device Expired - Lifetime JP2811887B2 (en)

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JP2077977A JP2811887B2 (en) 1990-03-27 1990-03-27 The receiving device
US07/673,528 US5195134A (en) 1990-03-27 1991-03-25 Transmitting, receiving, and automatic recording system for programs with time and channel information

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